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131 lines (112 loc) · 4.49 KB
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using JuggleNet6.Backend.Domain.Engine;
using JuggleNet6.Backend.Infrastructure.Persistence;
using JuggleNet6.Backend.Services.Flow;
using JuggleNet6.Backend.Services.Impl;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.EntityFrameworkCore;
using Microsoft.IdentityModel.Tokens;
using Microsoft.OpenApi.Models;
using System.Text;
using System.Text.Json;
var builder = WebApplication.CreateBuilder(args);
// ==================== 服务注册 ====================
// JSON 配置（camelCase 输出）
builder.Services.AddControllers().AddJsonOptions(opts =>
{
opts.JsonSerializerOptions.PropertyNamingPolicy = JsonNamingPolicy.CamelCase;
opts.JsonSerializerOptions.DefaultIgnoreCondition = System.Text.Json.Serialization.JsonIgnoreCondition.WhenWritingNull;
});
// SQLite + EF Core
var dbPath = Path.Combine(Directory.GetCurrentDirectory(), "juggle.db");
builder.Services.AddDbContext<JuggleDbContext>(opts =>
opts.UseSqlite($"Data Source={dbPath}"));
// JWT 认证
var jwtKey = builder.Configuration["Jwt:Key"] ?? "JuggleNet6SecretKey2026!";
builder.Services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
.AddJwtBearer(opts =>
{
opts.TokenValidationParameters = new TokenValidationParameters
{
ValidateIssuerSigningKey = true,
IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtKey)),
ValidateIssuer = true,
ValidIssuer = "JuggleNet6",
ValidateAudience = true,
ValidAudience = "JuggleNet6",
ValidateLifetime = true
};
// 统一返回 JSON 格式的 401，方便前端处理
opts.Events = new Microsoft.AspNetCore.Authentication.JwtBearer.JwtBearerEvents
{
OnChallenge = async ctx =>
{
ctx.HandleResponse();
ctx.Response.StatusCode = 401;
ctx.Response.ContentType = "application/json";
await ctx.Response.WriteAsync(
System.Text.Json.JsonSerializer.Serialize(
new { code = 401, message = "未授权，请先登录", data = (object?)null },
new System.Text.Json.JsonSerializerOptions { PropertyNamingPolicy = System.Text.Json.JsonNamingPolicy.CamelCase }
));
}
};
});
builder.Services.AddAuthorization();
// HttpClient（供流程引擎和 API 调试使用）
builder.Services.AddHttpClient();
// 流程引擎（Scoped，因依赖 HttpClientFactory）
builder.Services.AddScoped<FlowEngine>();
// ── 业务 Service 层 ──────────────────────────────────────────────
builder.Services.AddScoped<FlowExecutionService>(); // 流程执行核心（数据源、静态变量、日志）
builder.Services.AddScoped<DataSourceService>(); // 数据源连接字符串构建 + 连接测试
builder.Services.AddScoped<JwtService>(); // JWT Token 签发
// Swagger
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen(c =>
{
c.SwaggerDoc("v1", new OpenApiInfo { Title = "Juggle Net8 API", Version = "v1" });
c.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme
{
Description = "JWT Authorization header. Format: Bearer {token}",
Name = "Authorization",
In = ParameterLocation.Header,
Type = SecuritySchemeType.ApiKey,
Scheme = "Bearer"
});
c.AddSecurityRequirement(new OpenApiSecurityRequirement
{
{
new OpenApiSecurityScheme { Reference = new OpenApiReference { Type = ReferenceType.SecurityScheme, Id = "Bearer" } },
Array.Empty<string>()
}
});
});
// CORS（开发环境允许前端跨域）
builder.Services.AddCors(opts =>
{
opts.AddDefaultPolicy(policy =>
policy.AllowAnyOrigin().AllowAnyMethod().AllowAnyHeader());
});
// ==================== 应用构建 ====================
var app = builder.Build();
// 自动迁移数据库
using (var scope = app.Services.CreateScope())
{
var db = scope.ServiceProvider.GetRequiredService<JuggleDbContext>();
db.Database.EnsureCreated();
}
if (app.Environment.IsDevelopment())
{
app.UseSwagger();
app.UseSwaggerUI();
}
app.UseCors();
app.UseAuthentication();
app.UseAuthorization();
// 前端静态文件（生产环境）
app.UseDefaultFiles();
app.UseStaticFiles();
app.MapControllers();
// SPA fallback（前端路由）
app.MapFallbackToFile("index.html");
app.Run();